Categories: sandwiches- burgers- wraps

Ingredients

• 3/4 cups unsalted butter, softened, divided use
• 2 white onions, diced
• Salt and black pepper to taste
• 1 lb. 80 percent lean ground beef
• 4 white, soft hamburger buns
• 4 slices American cheese, optional

Directions

1. Heat oven to 400 degrees.
2. In a large cast iron skillet or griddle, melt 2 Tbsp. of the butter over medium heat. Add the diced onions and cook, stirring, until onions are translucent, about 8 minutes. Add 1/3 cup water, cover pan, and cook about 15 minutes more, until onions are browned. Season onions with salt and pepper and transfer to a small bowl. Drain pan of excess fat.
3. Divide ground beef into four equal sized portions, flattening into 1/2-inch patties. Increase heat to high. Add patties to pan, immediately flattening with spatula. Season raw side with salt and pepper. Cook until browned and crisp on edges, about 3 minutes. Flip, and cook 3 minutes more. Add cheese if desired.
4. While burgers cook, place hamburger buns cut side down on a greased Cook until slightly browned, about 2 minutes. Transfer burger patties to bottom buns. Smear top buns with 1 Tbsp. butter and sautéed onions and place on patties to close. Serve immediately.

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